127264808334861 has 12 divisors (see below), whose sum is σ = 183829255182300. Its totient is φ = 84842139490560.

The previous prime is 127264808334791. The next prime is 127264808334871. The reversal of 127264808334861 is 168433808462721.

127264808334861 is a `hidden beast` number, since 1 + 2 + 7 + 26 + 480 + 8 + 33 + 48 + 61 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 76984725520836 + 50280082814025 = 8774094^2 + 7090845^2 .

It is not a de Polignac number, because 127264808334861 - 2⁷ = 127264808334733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127264808334871) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88082436 + ... + 89515613.

It is an arithmetic number, because the mean of its divisors is an integer number (15319104598525).

Almost surely, 2^{127264808334861} is an apocalyptic number.

It is an amenable number.

127264808334861 is a deficient number, since it is larger than the sum of its proper divisors (56564446847439).

127264808334861 is a wasteful number, since it uses less digits than its factorization.

127264808334861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177677676 (or 177677673 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 63.

The spelling of 127264808334861 in words is "one hundred twenty-seven trillion, two hundred sixty-four billion, eight hundred eight million, three hundred thirty-four thousand, eight hundred sixty-one".